From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EBA00C4360C for ; Fri, 11 Oct 2019 00:07:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C7CB121920 for ; Fri, 11 Oct 2019 00:07:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="MPX+iPje" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727568AbfJKAG3 (ORCPT ); Thu, 10 Oct 2019 20:06:29 -0400 Received: from mail-pg1-f194.google.com ([209.85.215.194]:35021 "EHLO mail-pg1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727540AbfJKAG0 (ORCPT ); Thu, 10 Oct 2019 20:06:26 -0400 Received: by mail-pg1-f194.google.com with SMTP id p30so4699718pgl.2 for ; Thu, 10 Oct 2019 17:06:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=bl12US5Yp4ZwWvaEnQTrcBCg3LoqQRPWnxt7WskOqWM=; b=MPX+iPjeGRBi9W7v8BaGtEQ7Z0gPfVJ+oEGukA1Qx5FZM3UbvHSgUUNTtJdbrvF0DJ Lniffb/JdJpDuc2hFDvI6xqzg3lDsRa6goVJDwHcZqncxHEEePqIwXD0wmcvebpFmc8f hOMnZpwmNvMPGn7QBG585RWKNTpfnKyDCS46Y= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=bl12US5Yp4ZwWvaEnQTrcBCg3LoqQRPWnxt7WskOqWM=; b=R/mKlrTwqtOtJfRf56i6rqNSovIj2tU4VBnqcic7qRMGIVhlKpyRhImnt6+X3WOXQ6 4Fu7qtEz+tlsxPoX9FfWqgDR/UABPnDmUtp0L2yqD/HP2BP7yDi8aYqA5Ra7go7d2qyt fdjen2sMeoIy64nIgLrVgW1ImVD1Pzsg4SbYPyMokJ1xJAvaBsRuG5TTJgjTS52z9W3R nWfVQUR6wfgC7RxPpHRgobVztfAShxoKN6SijxJhxFR8clD7PANSp5rfec62WGuLl8co fvAe1RdC1COSinX2nI40qN7mVMwpq0Z+s29LTsES4dICj7sfe5D+pWtmezyJ+Opre6mL C+kg== X-Gm-Message-State: APjAAAVGz542yvmChdrh7RKUsqkes1uBrnI0ZB5uAK5b04n7YYAkRM24 puaHK76OzsDwDR06BsrNfesamA== X-Google-Smtp-Source: APXvYqx/QRL/EGj1UNqOw9cSZc5qNyXaSBqEdm+ZR6Z42olkPMiWXRzScwFI4gnTT7Nu98OPft+Atg== X-Received: by 2002:a17:90a:9318:: with SMTP id p24mr14062359pjo.31.1570752386117; Thu, 10 Oct 2019 17:06:26 -0700 (PDT) Received: from www.outflux.net (smtp.outflux.net. [198.145.64.163]) by smtp.gmail.com with ESMTPSA id 6sm10807049pfa.162.2019.10.10.17.06.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Oct 2019 17:06:24 -0700 (PDT) From: Kees Cook To: Borislav Petkov Cc: Kees Cook , Rick Edgecombe , Dave Hansen , Andy Lutomirski , Arnd Bergmann , Michael Ellerman , Heiko Carstens , Will Deacon , linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-alpha@vger.kernel.org, linux-ia64@vger.kernel.org, linux-s390@vger.kernel.org, linux-c6x-dev@linux-c6x.org, Yoshinori Sato , Michal Simek , linux-parisc@vger.kernel.org, linux-xtensa@linux-xtensa.org, x86@kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 06/29] s390: Move RO_DATA into "text" PT_LOAD Program Header Date: Thu, 10 Oct 2019 17:05:46 -0700 Message-Id: <20191011000609.29728-7-keescook@chromium.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191011000609.29728-1-keescook@chromium.org> References: <20191011000609.29728-1-keescook@chromium.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In preparation for moving NOTES into RO_DATA, move RO_DATA back into the "text" PT_LOAD Program Header, as done with other architectures. The "data" PT_LOAD now starts with the writable data section. Signed-off-by: Kees Cook --- arch/s390/kernel/vmlinux.lds.S | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S index 7e0eb4020917..13294fef473e 100644 --- a/arch/s390/kernel/vmlinux.lds.S +++ b/arch/s390/kernel/vmlinux.lds.S @@ -52,7 +52,7 @@ SECTIONS NOTES :text :note - .dummy : { *(.dummy) } :data + .dummy : { *(.dummy) } :text RO_DATA_SECTION(PAGE_SIZE) @@ -64,7 +64,7 @@ SECTIONS .data..ro_after_init : { *(.data..ro_after_init) JUMP_TABLE_DATA - } + } :data EXCEPTION_TABLE(16) . = ALIGN(PAGE_SIZE); __end_ro_after_init = .; -- 2.17.1